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Standards GB - Chinese national standards - Page 8561
Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level.
Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document
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GB 7283-1987
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Communication system for urban public transport
WITHDRAWN published on 1.1.1987
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GB 7284-1987
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WITHDRAWN published on 1.1.1987
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GB/T 7284-1998
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Wooden framed case
WITHDRAWN published on 18.11.1998
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GB 7285-1987
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WITHDRAWN published on 1.1.1987
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GB/T 7285-1993
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Packaging terms. Wooden containers
WITHDRAWN published on 17.6.1993
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GB/T 7286.1-1987
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Test method for total normal emittance of metals and nonmetallic materials
WITHDRAWN published on 21.2.1987
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GB/T 7286.2-1987
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Test method for normal spectral emittance of metals and nonmetallic meterials
WITHDRAWN published on 21.2.1987
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GB/T 7287.1-1987
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Detecting method for size, shape and exterior of infrared heater
WITHDRAWN published on 21.2.1987
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GB/T 7287.10-1987
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Measuring method for normal spectral emittence of infrared heater
WITHDRAWN published on 21.2.1987
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GB/T 7287.11-1987
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Test method for lifetime of infrared heater
WITHDRAWN published on 21.2.1987
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